these 4 derivations will be built:
  /nix/store/f7ks16gbs52gg7vq8xxf67b8p5xs3mff-etc-nix-registry.json.drv
  /nix/store/ajj9fi05r41s0viff1s9y84vaplsmpc6-etc.drv
  /nix/store/zp82sa0xb14fklq56qval0zmb7dkbady-activate.drv
  /nix/store/2klcqgz0xraaqnyqswa53l174ikxqbp4-nixos-system-tau-26.11.20261018.b5f67df.drv